Alternating CurrentMedium
Question
A town situated 20 km away from a power house at 440 V, requires 600 KΩ of electric power at 220 V. The resistance of transmission line carrying power is 0.4 Ω per km. The town gets power from the line through a 3000 V−220 V step-down transformer at a substation in the town. Which of the following is/are correct
Options
A.The loss in the form of heat is 640 kW
B.The loss in the form of heat is 1240 kW
C.Plant should supply 1240 kW
D.Plant should supply 640 kW
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